Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHPaZ/wRSkXLrkYk0/Sf8MyzTRhvTpQvF4U15Mlz7lzWWyAoCPGj4FNe6g3… (844 chars)"
  }
}